import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login'
import Home from '../components/Home'
import Welcome from '../components/Welcome'
import Users from '../components/user/Users'
import Rights from '../components/power/Rights'
import Roles from '../components/power/Roles'

Vue.use(VueRouter)

const router = new VueRouter({
  routes: [
    {
      path: '/',
      redirect: '/Login'
    },
    {
      path: '/login',
      component: Login
    },
    {
      path: '/home',
      component: Home,
      redirect: '/welcome',
      children: [{
        path: '/welcome',
        component: Welcome
      }, {
        path: '/users',
        component: Users
      }, {
        path: '/rights',
        component: Rights
      }, {
        path: '/roles',
        component: Roles
      }]
    }
  ]
})

// 挂载路由导航守卫
router.beforeEach((to, from, next) => {
  // next() 是一个函数 表示放行 next('/login') 强制跳转的路径
  if (to.path === '/login') return next()
  // 获取token
  const tokenMes = window.sessionStorage.getItem('token')
  if (!tokenMes) return next('/login')
  next()
})

export default router
